Safe mode is an important troubleshooting tool. It boots the OS in such a way that it uses the bare minimum files and apps to start and run. This can help you isolate issues, figure out where problems ...

One of the minor but relatively long-standing bugs in OS X Mavericks has been an inability to boot to Safe Mode on some systems after upgrading. When attempting, the Safe Mode progress bar may display ...

Reader Simon Hansen finds his Mac slow to do his bidding. He writes: My Mac has been running very slowly lately and I wanted to see how much faster it would be if I disabled its startup items. But ...

If your Mac is having issues, starting it in Safe Mode can be a good way to troubleshoot it. Safe Mode starts your Mac without starting any other programs, so you can test whether it's a program ...

Exact steps for Intel and Apple Silicon Macs ...

Clues to the causes of Mac startup problems can be found by analyzing when in the boot process the system fails. Problems may be related to the power supply, battery, hard drive, logic board, OS ...

Booting in safe mode to resolve login issues Several users with login problems (usually startup getting stuck at the login screen) after applying the Mac OS X 10.3.4 update report that starting up in ...

The troubleshooting mode of an operating system. By pressing a particular key after the computer is turned on, it allows the system to boot with only essential components such as the OS kernel and ...